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BOSTON MARATHON 2023

Denise Brady

ON

Bib: 13216 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Masters (Masters Women)
#0 / 6539
Top 8%
Division (F40-44)
#0 / 1878
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:40/mi
23:48
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:34/mi
47:19
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:38/mi
1:11:01
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:44/mi
1:35:03
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:29/mi
1:40:09
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:45/mi
1:58:56
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:55/mi
2:23:31
↑ 181↓ 1480.2%
138 ft elev
20M
7:57/mi
2:34:19
↑ 64↓ 500.2%
148 ft elev
21M
8:18/mi
2:42:37
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:33/mi
2:48:16
↑ 17↓ 861.7%
156 ft elev
23M
7:53/mi
2:58:08
↑ 23↓ 630.6%
116 ft elev
24M
7:40/mi
3:05:48
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:51/mi
3:12:31
↓ 200.3%
20 ft elev
25.2M
8:19/mi
3:15:23
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:32/mi
3:23:04
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:40:097:38 /mi⚡ faster
2nd Half
1:42:557:51 /mi+2.8%
Positive split — 2.8% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3523:487:4023:48
7:40
-
10K
6.21 mi11:16:0647:197:3723:31
7:34
-0:06
15K
9.32 mi11:39:481:11:017:3723:42
7:38
+0:04
20K
12.43 mi12:03:501:35:037:3924:02
7:44
+0:06
Half
13.11 mi12:08:561:40:097:385:06
7:29
-0:15
25K
15.53 mi12:27:431:58:567:3918:47
7:45
+0:16
30K
18.64 mi12:52:182:23:317:4224:35
7:55
+0:10
20M
20.00 mi13:03:062:34:197:4310:48
7:57
+0:02
21M
21.00 mi13:11:242:42:377:458:18
8:18
+0:21
35K
21.75 mi13:17:032:48:167:445:39
7:33
-0:45
23M
23.00 mi13:26:552:58:087:459:52
7:53
+0:20
24M
24.00 mi13:34:353:05:487:457:40
7:40
-0:13
40K
24.85 mi13:41:183:12:317:456:43
7:51
+0:11
25.2M
25.20 mi13:44:103:15:237:452:52
8:19
+0:28
Finish
26.22 mi13:51:513:23:047:457:41
7:32
-0:47

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:29 /mi

Average Pace

7:45 /mi

Slowest Pace

8:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:54

95% of race

Time at Steady Pace

11:10

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:45 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:3523:487:4023:48
7:40
#11118
10K
6.21 mi11:16:0647:197:3723:31
7:34
#11058
15K
9.32 mi11:39:481:11:017:3723:42
7:38
#11104
20K
12.43 mi12:03:501:35:037:3924:02
7:44
#11097
Half
13.11 mi12:08:561:40:097:385:06
7:29
#11036
25K
15.53 mi12:27:431:58:567:3918:47
7:45
#10954
30K
18.64 mi12:52:182:23:317:4224:35
7:55
#10769
20M
20.00 mi13:03:062:34:197:4310:48
7:57
#10688
21M
21.00 mi13:11:242:42:377:458:18
8:18
#10571
35K
21.75 mi13:17:032:48:167:445:39
7:33
#10478
23M
23.00 mi13:26:552:58:087:459:52
7:53
#10357
24M
24.00 mi13:34:353:05:487:457:40
7:40
#10277
40K
24.85 mi13:41:183:12:317:456:43
7:51
#10191
25.2M
25.20 mi13:44:103:15:237:452:52
8:19
#10154
Finish
26.22 mi13:51:513:23:047:457:41
7:32
#10067
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi11118239123911125324892489
10K6.21 mi3.10 mi11058+602357+342357+341105523422342
15K9.32 mi3.11 mi11104-462393-362393-361125324892489
20K12.43 mi3.11 mi11097+72381+122381+121119825092509
Half13.11 mi0.68 mi11036+612347+342347+341009719331933
25K15.53 mi2.42 mi10954+822327+202327+201068223242324
30K18.64 mi3.11 mi10769+1852283+442283+441023722722272
20M20.00 mi1.36 mi10688+812278+52278+5990921892189
21M21.00 mi1.00 mi10571+1172235+432235+43925520322032
35K21.75 mi0.75 mi10478+932205+302205+30897619131913
23M23.00 mi1.25 mi10357+1212176+292176+29896920132013
24M24.00 mi1.00 mi10277+802161+152161+15888520472047
40K24.85 mi0.85 mi10191+862142+192142+19907722092209
25.2M25.20 mi0.35 mi10154+372138+42138+4846520162016
Finish26.22 mi1.02 mi10067+872126+122126+12887421872187

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11253

Females

2489

F40-44

2489

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11055

Females

2342

F40-44

2342

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11253

Females

2489

F40-44

2489

15K→20K

9.3 - 12.4 mi

Top 42%
×5story building
+106ft-86ft

Overall

11198

Females

2509

F40-44

2509

20K→Half

12.4 - 13.1 mi

Top 38%
×2story building
+19ft-37ft

Overall

10097

Females

1933

F40-44

1933

Half→25K

13.1 - 15.5 mi

Top 40%
×4story building
+66ft-88ft

Overall

10682

Females

2324

F40-44

2324

25K→30K

15.5 - 18.6 mi

Top 38%
×9story building
+181ft-148ft

Overall

10237

Females

2272

F40-44

2272

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9909

Females

2189

F40-44

2189

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9255

Females

2032

F40-44

2032

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

8976

Females

1913

F40-44

1913

35K→23M

21.8 - 23.0 mi

Top 34%
×5story building
+23ft-63ft

Overall

8969

Females

2013

F40-44

2013

23M→24M

23.0 - 24.0 mi

Top 33%
×6story building
+12ft-82ft

Overall

8885

Females

2047

F40-44

2047

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

9077

Females

2209

F40-44

2209

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8465

Females

2016

F40-44

2016

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8874

Females

2187

F40-44

2187

Passing Analysis

Category:
Athletes Passed
2058*
Passed By
1007
Net Change
+1051
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11118
5K → 10K328268+60#11118#11058
10K → 15K167213-46#11058#11104
15K → 20K164157+7#11104#11097
20K → Half665+61#11097#11036
Half → 25K15775+82#11036#10954
25K → 30K27489+185#10954#10769
30K → 20M124*43+81#10769#10688
20M → 21M13619+117#10688#10571
21M → 35K10512+93#10571#10478
35K → 23M14423+121#10478#10357
23M → 24M10323+80#10357#10277
24M → 40K11933+86#10277#10191
40K → 25.2M51*14+37#10191#10154
25.2M → Finish12033+87#10154#10067
TOTALS2058*1007+1051

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing